At the foot of a mountain, the elevation of the summit is 45°. After ascending 2 kilometers towards the mountain, at an incline of 30°, the elevation changes to 60°. Determine the height of the mountain?
Held on 20 May 2025 · Verified 13 Jul 2026.
(3−1) kilometre
(3+1) kilometre
(3−2) kilometres
(3+2) kilometres
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